{"id":"W2098481842","doi":"10.1073/pnas.1207305109","title":"Evidence for the respiration of ancient terrestrial organic C in northern temperate lakes and streams","year":2012,"lang":"en","type":"article","venue":"Proceedings of the National Academy of Sciences","topic":"Marine and coastal ecosystems","field":"Earth and Planetary Sciences","cited_by":121,"is_retracted":false,"has_abstract":true,"ca_institutions":"Université du Québec à Montréal","funders":"Lawrence Livermore National Laboratory; Hydro-Québec; University of Ottawa; Fonds Québécois de la Recherche sur la Nature et les Technologies; National Science Foundation","keywords":"Terrestrial ecosystem; Aquatic ecosystem; Biogeochemistry; Carbon cycle; Environmental science; Environmental chemistry; Ecosystem; Temperate climate; Total organic carbon; Carbon fibers; Biogeochemical cycle; Respiration; Ecology; Atmosphere (unit); Organic matter; Freshwater ecosystem; Chemistry; Biology; Geography","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002145884,0.0002497649,0.0002553487,0.000621758,0.001175393,0.0008120745,0.0004186644,0.0004317249,0.001944984],"category_scores_gemma":[0.0005532778,0.000307487,0.0001494269,0.0008956387,0.0007981631,0.0003229019,0.0004416837,0.0002193124,0.0002183634],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.003430357,"about_ca_system_score_gemma":0.001699884,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.5980352,"about_ca_topic_score_gemma":0.8319673,"domain_scores_codex":[0.9997476,0.00002009887,0.00001436914,0.000101469,0.00004594653,0.00007046052],"domain_scores_gemma":[0.999218,0.00007371945,0.0002405536,0.00002609082,0.0002987877,0.0001428899],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0002955519,0.00002808054,0.9143808,0.0001172431,0.00005061946,0.0002658261,0.001505745,0.0001826315,0.07365718,0.0001793298,0.0003066028,0.009030377],"study_design_scores_gemma":[0.000001799606,0.00001005478,0.9990112,0.000004430157,0.000005540872,0.00002898277,0.0001547952,0.00007540254,0.0003827846,0.000012389,0.0003099049,0.000002765419],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9959539,0.0005175784,0.0001867159,0.00004716529,0.000002902666,0.00001163507,0.0005234022,0.00001536516,0.002741367],"genre_scores_gemma":[0.9978854,0.0002186275,0.0003893087,0.00005381822,0.00000411159,0.00001064707,0.0003984442,0.00000528192,0.001034346],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.5980352,"threshold_uncertainty_score":0.8086641,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0743897372202691,"score_gpt":0.2840437662017412,"score_spread":0.2096540289814721,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}